Reverse-engineered cad model of Buzzer Arduino Laser Module 3 Pin Outlet 3.3-5V Electronic Passive Alarm Module. Small electronic alarm/buzzer module.Size of the full assembly: 25.6 (L) * 12.75 (H) * 14.5 (W)mm.PCB size: 19.5 (L) * 14.5 (W) * 1.5 (H)mm.6 cad file formats of the full assembly are uploaded.